Add 35 facades-sign-documents code examples

[agent-aspose-pdf-examples]

facades-sign-documents

35 code example(s) for the facades-sign-documents category.
Target: Aspose.PDF for .NET 26.3.0

Examples

#	Example	Difficulty
1	Digitally Sign First Page of PDF	intermediate
2	Add Second Digital Signature on Page 3 of PDF	intermediate
3	Configure Custom Signature Appearance with Image and Background Color	intermediate
4	Suppress Reason and Location When Signing PDF	intermediate
5	Sign PDF with French Digital Signature Caption	intermediate
6	Remove a Named Signature from a PDF	beginner
7	Verify Presence and Validity of 'ContractSigner' Signature in PDF	intermediate
8	Validate PDF Signature Using PdfFileSignature	beginner
9	Extract Signing Certificate from PDF Signature Field	beginner
10	Extract Signature Image from PDF and Save as PNG	beginner
11	Create Custom PDF Signature Appearance Without Default Caption	intermediate
12	Sign PDF with PFX Certificate using Aspose.Pdf	intermediate
13	Remove Specific Signature from PDF with Error Handling	intermediate
14	Verify PDF Signatures and Export Results to JSON	intermediate
15	Sign PDF and Verify Signature using PdfFileSignature	intermediate
16	Digitally Sign PDF with Reason and Location	beginner
17	Add Signature Field and Sign PDF with Aspose.Pdf	intermediate
18	Extract Certificate Details from PDF Signature	beginner
19	Generate PDF Signature Report	intermediate
20	Sign PDF with Retry on File Lock	intermediate
21	Remove All Signatures from a PDF	beginner
22	Verify Multiple PDF Signatures and Retrieve Details	intermediate
23	Extract Signature Images to HTML Report	intermediate
24	Apply Semi-Transparent Background to PDF Signature	intermediate
25	List Signature Names in PDF	beginner
26	Sign PDF with Visible Image Using PdfFileSignature	intermediate
27	Sign PDF with Visible Signature on Last Page	intermediate
28	Locale-Specific PDF Digital Signature with Custom Appearance	intermediate
29	Remove Existing Signatures and Re‑sign PDF	intermediate
30	Verify No Signatures in PDF	beginner
31	Remove All Signatures from PDFs	beginner
32	Extract and Log Certificate Serial Number from PDF Signatures	beginner
33	List Signature Reasons and Locations in a PDF	beginner
34	Create an Invisible Digital Signature in PDF	beginner
35	Extract Signing Certificate Subject DN from PDF	intermediate

Key APIs Used

Aspose.Pdf.Color, Aspose.Pdf.Document, Aspose.Pdf.Facades.FormEditor, Aspose.Pdf.Facades.FormEditor.AddField, Aspose.Pdf.Facades.FormEditor.Save, Aspose.Pdf.Facades.PKCS1, Aspose.Pdf.Facades.PKCS7, Aspose.Pdf.Facades.PdfFileSignature, Aspose.Pdf.Facades.PdfFileSignature.BindPdf, Aspose.Pdf.Facades.PdfFileSignature.Close, Aspose.Pdf.Facades.PdfFileSignature.ContainsSignature, Aspose.Pdf.Facades.PdfFileSignature.CoversWholeDocument, Aspose.Pdf.Facades.PdfFileSignature.ExtractCertificate, Aspose.Pdf.Facades.PdfFileSignature.ExtractImage, Aspose.Pdf.Facades.PdfFileSignature.GetDateTime, Aspose.Pdf.Facades.PdfFileSignature.GetLocation, Aspose.Pdf.Facades.PdfFileSignature.GetReason, Aspose.Pdf.Facades.PdfFileSignature.GetRevision, Aspose.Pdf.Facades.PdfFileSignature.GetSignatureNames, Aspose.Pdf.Facades.PdfFileSignature.GetSignerName, Aspose.Pdf.Facades.PdfFileSignature.RemoveSignature, Aspose.Pdf.Facades.PdfFileSignature.RemoveSignatures, Aspose.Pdf.Facades.PdfFileSignature.Save, Aspose.Pdf.Facades.PdfFileSignature.SetCertificate, Aspose.Pdf.Facades.PdfFileSignature.Sign, Aspose.Pdf.Facades.PdfFileSignature.TryExtractCertificate, Aspose.Pdf.Facades.PdfFileSignature.VerifySignature, Aspose.Pdf.Facades.PdfFileSignature.VerifySigned, Aspose.Pdf.Facades.SignatureName, Aspose.Pdf.FontRepository
(+17 more)

Tags

Aspose Aspose.Pdf add-field appearance aspose aspose-pdf audit c# certificate console csharp custom-appearance digital-signature error-handling extraction facade file-lock french hide-caption html

Difficulty Distribution

• beginner: 13 example(s)
• intermediate: 22 example(s)

Pipeline Stages

• LLM Fix: 13
• Regen with KB: 10
• Baseline (1st try): 10
• Final LLM Recovery: 2

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